The shank is the end of the drill which fits into the socket, spindle, or chuck of the drill press. 柄是钻头末端和钻套、主轴或者钻床上的卡盘相配合。
The questions must be considered in developing the plan design and the structure design of the four spindle extrusion press for machining the four teeth steel fork tip are explained and discussed. 阐述加工四股钢叉叉尖的四轴成形机方案设计与结构设计应考虑的问题。